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Modern Physics Virtual Lab
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Franck-Hertz Experiment
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Franck-Hertz Experiment
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Theory
Procedure
Self Evaluation
Simulator
Assignment
Reference
Feedback
1)
The specific charge of cathode rays
Is a constant
Depends on the nature of the gas in the tube
Depends on the metal used for cathode
Depends on the applied voltage
2)
Cathode rays are
Fast moving protons
Electromagnetic waves
Fast moving neutrons
Fast moving electrons
3)
Neglecting relativistic change of mass, the wavelength associated with an electron of kinetic energy E is proportional to
E²
E
E½
E⁻½
4)
The energy equivalent of 1 u is
1.6x10⁻¹³ J
6.023X10¹³ J
931 MeV
9.31 MeV
5)
The best material for the emission of electrons in a tube maintained at a lower pressure
Alnico
Tungsten
Copper
Nichrome
Cite this Simulator:
vlab.amrita.edu,. (2011). Franck-Hertz Experiment. Retrieved 28 March 2024, from vlab.amrita.edu/?sub=1&brch=195&sim=355&cnt=3
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